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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Boris Brezillon <boris.brezillon@collabora.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>, <devicetree@vger.kernel.org>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Tudor Ambarus <Tudor.Ambarus@microchip.com>,
	<linux-mtd@lists.infradead.org>,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	Michal Simek <monstr@monstr.eu>,
	Naga Sureshkumar Relli <nagasure@xilinx.com>
Subject: Re: [PATCH v4 7/8] mtd: rawnand: arasan: Add new Arasan NAND controller
Date: Sun, 10 May 2020 10:33:09 +0200	[thread overview]
Message-ID: <20200510103309.4ef5467a@xps13> (raw)
In-Reply-To: <20200510085219.2f726178@collabora.com>

Hi Boris,

Boris Brezillon <boris.brezillon@collabora.com> wrote on Sun, 10 May
2020 08:52:19 +0200:

> On Sun, 10 May 2020 08:51:46 +0200
> Boris Brezillon <boris.brezillon@collabora.com> wrote:
> 
> > On Fri,  8 May 2020 19:13:38 +0200
> > Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> >   
> > > +			pktsize = DIV_ROUND_UP(nfc_op->len, nfc_op->steps);
> > > +			nfc_op->pkt_reg |= PKT_SIZE(round_up(pktsize, 4)) |
> > > +					   PKT_STEPS(nfc_op->steps);    
> > 
> > I thought we agreed on reject any mismatch in the size. Any reason for  
> 
> 			 ^rejecting
> 
> > not being strict here?  
> 

I cannot, reading a two bytes ID fails if I don't round it up to 4 ->
no NAND device found!

WARNING: multiple messages have this Message-ID (diff)
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Boris Brezillon <boris.brezillon@collabora.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	devicetree@vger.kernel.org, Michal Simek <monstr@monstr.eu>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Tudor Ambarus <Tudor.Ambarus@microchip.com>,
	Richard Weinberger <richard@nod.at>,
	Rob Herring <robh+dt@kernel.org>,
	linux-mtd@lists.infradead.org,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	Naga Sureshkumar Relli <nagasure@xilinx.com>
Subject: Re: [PATCH v4 7/8] mtd: rawnand: arasan: Add new Arasan NAND controller
Date: Sun, 10 May 2020 10:33:09 +0200	[thread overview]
Message-ID: <20200510103309.4ef5467a@xps13> (raw)
In-Reply-To: <20200510085219.2f726178@collabora.com>

Hi Boris,

Boris Brezillon <boris.brezillon@collabora.com> wrote on Sun, 10 May
2020 08:52:19 +0200:

> On Sun, 10 May 2020 08:51:46 +0200
> Boris Brezillon <boris.brezillon@collabora.com> wrote:
> 
> > On Fri,  8 May 2020 19:13:38 +0200
> > Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> >   
> > > +			pktsize = DIV_ROUND_UP(nfc_op->len, nfc_op->steps);
> > > +			nfc_op->pkt_reg |= PKT_SIZE(round_up(pktsize, 4)) |
> > > +					   PKT_STEPS(nfc_op->steps);    
> > 
> > I thought we agreed on reject any mismatch in the size. Any reason for  
> 
> 			 ^rejecting
> 
> > not being strict here?  
> 

I cannot, reading a two bytes ID fails if I don't round it up to 4 ->
no NAND device found!

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

  reply	other threads:[~2020-05-10  8:33 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-08 17:13 [PATCH v4 0/8] New Arasan NAND controller driver Miquel Raynal
2020-05-08 17:13 ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 1/8] lib/bch: Rework a little bit the exported function names Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 2/8] lib/bch: Allow easy bit swapping Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 3/8] mtd: rawnand: Ensure the number of bitflips is consistent Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 4/8] mtd: rawnand: Add nand_extract_bits() Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 5/8] MAINTAINERS: Add Arasan NAND controller and bindings Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-08 17:13 ` [PATCH v4 6/8] dt-bindings: mtd: Document ARASAN NAND bindings Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-11 14:10   ` Michal Simek
2020-05-11 14:10     ` Michal Simek
2020-05-18 18:12   ` Rob Herring
2020-05-18 18:12     ` Rob Herring
2020-05-08 17:13 ` [PATCH v4 7/8] mtd: rawnand: arasan: Add new Arasan NAND controller Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal
2020-05-10  6:51   ` Boris Brezillon
2020-05-10  6:51     ` Boris Brezillon
2020-05-10  6:52     ` Boris Brezillon
2020-05-10  6:52       ` Boris Brezillon
2020-05-10  8:33       ` Miquel Raynal [this message]
2020-05-10  8:33         ` Miquel Raynal
2020-05-10  7:02   ` Boris Brezillon
2020-05-10  7:02     ` Boris Brezillon
2020-05-10  8:35     ` Miquel Raynal
2020-05-10  8:35       ` Miquel Raynal
2020-05-10  8:41       ` Boris Brezillon
2020-05-10  8:41         ` Boris Brezillon
2020-05-10  8:53         ` Miquel Raynal
2020-05-10  8:53           ` Miquel Raynal
2020-05-11 16:14     ` Miquel Raynal
2020-05-11 16:14       ` Miquel Raynal
2020-05-10  7:03   ` Boris Brezillon
2020-05-10  7:03     ` Boris Brezillon
2020-05-11 15:07     ` Miquel Raynal
2020-05-11 15:07       ` Miquel Raynal
2020-05-11 15:32       ` Boris Brezillon
2020-05-11 15:32         ` Boris Brezillon
2020-05-11 15:46         ` Miquel Raynal
2020-05-11 15:46           ` Miquel Raynal
2020-05-11 15:50           ` Miquel Raynal
2020-05-11 15:50             ` Miquel Raynal
2020-05-11 15:59           ` Boris Brezillon
2020-05-11 15:59             ` Boris Brezillon
2020-05-08 17:13 ` [PATCH v4 8/8] mtd: rawnand: arasan: Support the hardware BCH ECC engine Miquel Raynal
2020-05-08 17:13   ` Miquel Raynal

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